Distributor HEI Street Series Vacuum Advance Dual Module Plugs SB & BB CHEV V8 300 to 400 series 75mm Head Diameter

75mm Head Diameter

Series: VB

GM LS With TH400 Conversion Flexplate Bolts

heater/air conditioning

Distributor HEI Street Series Vacuum Advance Dual Module Plugs SB & BB CHEV V8 300 to 400 series 75mm Head DiameterPart Number : PFEID230E Proflow Distributor, HEI Street Series, Vacuum Advance, Black Cap Dual Module Plugs, SB & BB For Chevrolet V8 Proflow Economy Street Series HEI Distributors feature compact design with Bosch style module, cap & rotor. These units offer calibrated advance curves that are optimized for maximum combustion efficiency, and the elimination of detonation damage and throttle ping. The distributors offer longer term durability and a